General Information


DRAVP ID  DRAVPe01752

Peptide Name   T21N23

Sequence  RIQQIEQKIHHIEQRIQQIEQRAIEAQQHLLQLTVWGIKQLQARIL

Sequence Length  46

UniProt ID  None 

Source  Synthetic construct



Activity Information


Target Organism  HIV-1

Assay  Cell-cell fusion assay

Activity 

  • [Ref.31932193]HIV-1(human immunodeficiency virus 1): inhiition of cell-cell fusion between TZM-bl cells and HL2/3 cells(IC50=38.9±35.8nM).

Hemolytic Activity  No hemolysis information or data found in the reference(s) presented in this entry

Cytotoxicity  No cytotoxicity information found in the reference(s) presented

Binding Target  gp41

Mechanism  function as potent inhibitors of viral infection by forming a coiled-coil structure covalently stabilized by interchain disulfide bonds



Structure Information


PDB ID  None

Predicted Structure Download  No predicted structure available

Linear/Cyclic  Linear

N-terminal Modification  Acetylation

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C249H417N79O68

Absent amino acids  CDFMNPSY

Common amino acids  Q

Mass  5605.54

Pl  9.97

Basic residues  9

Acidic residues  4

Hydrophobic residues  19

Net charge  5

Boman Index  -9943

Hydrophobicity  -52.83

Aliphatic Index  131.52

Half Life 

  •     Mammalian:1 hour
  •     Yeast:2 min
  •     E.coli:2 min

Extinction Coefficient cystines  5500

Absorbance 280nm  122.22

Polar residues  2



Literature Information


Literature 1

Title   Suitable fusion of N-terminal heptad repeats to achieve covalently stabilized potent N-peptide inhibitors of HIV-1 infection.

Pubmed ID   31932193

Reference   Bioorg Med Chem. 2020 Feb 15;28(4):115214.

Author   Lai W, Wang C, Yan J, Liu H, Zhang W, Lin B, Xi Z.

DOI   10.1016/j.bmc.2019.115214